Ken Seiff

Ken Seiff is listed as Angel Investor at Ken Seiff. Location on record: New York, NY, United States. See sector focus and contact routes.

About Ken Seiff

Ken Seiff is listed as Angel Investor at Ken Seiff. Location on record: New York, NY, United States. This profile is categorized as Individual/Angel. The website on record did not respond when last checked. The details above are limited to the fields held in this database as of August 9, 2026.

Ken Seiff at a glance

Role
Angel Investor
Location
New York, NY, United States
Investor type
Individual/Angel
Focus areas
Mr.Ken Seiff is a Co-Founder and serves as Managing Partner of Beanstalk Ventures. He is the Chief Executive Officer at Seiff & Company. He was the Executive Vice President at Brooks Brothers. He was a Co-Founder at Poppin. He was a Co-Founder & Chief Executive Officer at Glowcast Ventures.

Frequently asked about Ken Seiff

What does Ken Seiff invest in?
Ken Seiff (New York, NY, United States) — sector focus: Mr.Ken Seiff is a Co-Founder and serves as Managing Partner of Beanstalk Ventures. He is the Chief Executive Officer at Seiff & Company. He was the Executive V….
How do I contact Ken Seiff?
Ken Seiff's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Ken Seiff headquartered?
Ken Seiff is based in New York, NY, United States.

Every field above is read from the StartupFundraising firm directory — disclosed location, recorded investments and stated focus — and re-checked as filings arrive. Founders pair it with investors in New York when building a target list.

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